Most features in ZSQLCatalog are moved to SQLCatalog.
ZSQLCatalog may contain multiple SQL Catalogs.
ZSQLCatalog supports filtering without ERP5Catalog.
A workaround for non-CMF sites is added.
Exporting/Importing properties is supported in the form of XML.
Queued indexing is supported.


git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@2002 20353a03-c40f-0410-a6d1-a30d3c3de9de